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CVE-2000-0991
Buffer overflow in Hilgraeve, Inc. HyperTerminal client on Windows 98, ME, and 2000 allows remote attackers to execute arbitrary commands via a long telnet URL, aka the "HyperTerminal Buffer Overflow" vulnerability.
Published: Dec 19, 2000
Modified: Apr 16, 2026
CVSS Metrics
Affected Products (1)
| Vendor | Product | Version |
|---|---|---|
| hilgraeve | hyperterminal | * |
GitHub Security Advisory GHSA-34hw-5cr2-j645
Buffer overflow in Hilgraeve, Inc. HyperTerminal client on Windows 98, ME, and 2000 allows remote...
References (6)
- http://www.securityfocus.com/bid/1815 Exploit, Patch, Vendor Advisory
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2000/ms00-079
- https://exchange.xforce.ibmcloud.com/vulnerabilities/5387
- http://www.securityfocus.com/bid/1815 Exploit, Patch, Vendor Advisory
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2000/ms00-079
- https://exchange.xforce.ibmcloud.com/vulnerabilities/5387
Risk Scores
CVSS Score
7.5 / 10
EPSS Score
9.14%
Top 7% most likely to be exploited
Threat Score
32.7 / 100
Data Sources
NVD
EPSS
GitHub